1, be sure to take off your metal jewelry, or you will be heartbroken to find that your beloved jewelry has been vulcanized to black. 2. Avoid hot springs on an empty stomach, after meals or after drinking. There should be at least one hour between taking a hot spring bath and eating time. 3. Choose a hot spring pool that adapts to its own high, medium and low temperature, generally from low temperature to high temperature, every time 15-20 minutes. Hot springs 4, hot springs should not be soaked for a long time, otherwise there will be chest tightness, thirst, dizziness and other phenomena. When you feel dry mouth and chest tightness in the spring water, you have to rest by the pool or have a drink to replenish water. 5. It is best to apply moisturizing lotion to dry skin immediately after soaking in hot springs, so as to avoid discomfort caused by a large loss of skin moisture. 6. Don't soak in hot springs that are too hot and sour. The appropriate temperature is 30 ~ 45℃. 7. It is best not to soak it alone to avoid accidents.